Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXIV. No. 19. — April, 1899. 



CONTRIBUTIONS FROM THE GRAY HERBARIUM OF 

 HARVARD UNIVERSITY. 



New Series. — No. XV. 



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By M. L. Fernald. 



I. Eleocharis ovata and its American Allies. 

 II. Scirpus Eriophorum and some Related Forms. 



With a Plate. 



